<template>
  <section>
    <!--工具条 高级 查询位置-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.name" placeholder="姓名"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-perm="'department:list'" v-on:click="query">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-perm="'department:save'" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>



    <!--列表
        :data="department":  绑定的数据
        highlight-current-row： 高亮显示
        v-loading="listLoading"：忙等框
        @selection-change="selsChange"：先不管
        sortable： 排序
    -->
    <el-table :data="departments" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="120" sortable>
      </el-table-column>
      <el-table-column prop="sn" label="部门编号" width="120" sortable>
      </el-table-column>
      <el-table-column prop="manager.username" label="部门领导" width="120" sortable>
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" width="120" sortable>
      </el-table-column>

      <el-table-column prop="state" label="是否启用" width="100" sortable>
        <template scope="scope">
          <el-span style="color: green" v-if="scope.row.state==1" size="small" >启用</el-span>
          <el-span style="color: red" v-else-if="scope.row.state==0" size="small" >禁用</el-span>
          <el-span style="color: gray" v-else size="small">未知</el-span>
        </template>
      </el-table-column>

      <el-table-column label="操作" width="150">
        <template scope="scope">
          <el-button size="small" v-perm="'department:save'" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger"  v-perm="'department:delete'" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination
          layout="prev, pager, next"
          @current-change="handleCurrentChange"
          :page-size="pageSize"
          :total="totals"
          style="float:right;">
      </el-pagination>
    </el-col>

    <!--编辑界面-->
    <!--编辑界面-->
    <el-dialog :title="title" :visible.sync="editFormVisible" :close-on-click-modal="false">
      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
        <el-form-item label="部门名称" prop="name">
          <el-input v-model="editForm.name" auto-complete="off"></el-input>
        </el-form-item>

        <el-form-item label="部门编号" prop="sn">
          <el-input v-model="editForm.sn" auto-complete="off"></el-input>
        </el-form-item>

        <el-form-item label="部门状态">
          <el-radio-group v-model="editForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>

        <el-form-item label="上级部门" prop="parent_id">
          <el-cascader v-model="editForm.parent_id"
                       :options="deptTree"
                       :props="{
                checkStrictly: true,
                label:'name',// 级联框显示那个属性的值
                value:'id' // 回显时需要,回传值的时候也需要
              }"
                       clearable>
          </el-cascader>
        </el-form-item>
        <!--
                    v-for="item in cities":  循环
                     :label:  展示的名字
                     :value: 向后端传的值
                  -->
        <el-form-item label="部门经理" prop="manager_id">
         <!-- <el-input v-model="editForm.manager_id" auto-complete="off"></el-input>-->
          <el-select v-model="editForm.manager_id"  placeholder="请选择">
            <el-option
                v-for="item in employees"
                :label="item.username"
                :value="item.id"
            >
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
          </el-select>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="editFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
      </div>
    </el-dialog>



  </section>
</template>



<script>
export default {
  data() {
    return {
      employees: [],
      deptTree:null,
      filters: {
        name: '',
        titles:""
      },
      departments: [],
      totals: 0,
      currentPage: 1,
      pageSize: 5,
      listLoading: false,
      sels: [],//列表选中列


      editFormVisible: false,//编辑界面是否显示
      editLoading: false,

      // 校验规则
      editFormRules: {
        name: [
          { required: true, message: '请输入姓名', trigger: 'blur' }
        ]
      },
      //编辑界面数据
      editForm: {
        id: 0,
        name: '',
        sex: -1,
        age: 0,
        birth: '',
        addr: ''
      },

      addFormVisible: false,//新增界面是否显示
      addLoading: false,
      addFormRules: {
        name: [
          { required: true, message: '请输入姓名', trigger: 'blur' }
        ]
      },
      //新增界面数据
      addForm: {
        name: '',
        sex: -1,
        age: 0,
        birth: '',
        addr: ''
      }

    }
  },
  methods: {
    //查询部门的数量
    getDeptTree(){
      this.$http.get("/department/deptTree")
      .then(res=>{
        this.deptTree=res.data;
      })
    },



    getEmployees(){
      this.$http.get("/employee")
          .then(res=>{
            this.employees = res.data;
          })
    },

    //分页需要的数据
    query(){
      this.currentPage=1
      this.getDepartments()
    },


    handleCurrentChange(currentPage) {
      this.currentPage = currentPage;
      // 从新发送请求
      this.getDepartments();
    },
    //获取部门列表
    getDepartments() {
      let para = {
        currentPage: this.currentPage,
        pageSize: this.pageSize,
        keyword:this.filters.name,
        // 	name: this.filters.name  高级查询才是
      };
      // 开启忙等框
      this.listLoading = true;
      // 发送请求  axios  需要配置axios全局
      this.$http.post("/department",para)
          .then(res=>{  // res: PageList: {totals:xx, rows: xx}

            // 关闭忙等框
            this.listLoading = false;
            this.departments = res.data.rows;
            this.totals = res.data.totals;
          }).catch(res=>{
        this.$message.error('系统繁忙，稍后重试');
      })

    },
    //删除
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;   //加载框

        this.$http.delete("/department/"+row.id)
        .then(res=>{
          this.listLoading = false;
          if(res.data.success){
            this.$message({
              message: '删除成功',
              type: 'success'
            });
          }else {
            this.$message({
              message: '操作失败',
              type: 'error'
            });
          }

          this.getDepartments()
          this.currentPage=1

        }).catch(res=>{
          this.$message({
            message: res.data.msg,
            type: 'success'
          });
        })



       /* let para = { id: row.id };
        removeDepartment(para).then((res) => {
          this.listLoading = false;
          //NProgress.done();
          this.$message({
            message: '删除成功',
            type: 'success'
          });
          this.getDepartments();
        });*/
      }).catch(() => {
        this.$message({
          message: '正在加载',
          type: 'error'
        });
      });
    },
    //显示编辑界面
    handleEdit: function (index, row) {
      this.title = "编辑";
      this.editFormVisible = true;
      this.getDeptTree();
      // 可控一份数据，然后回显数据 this.getDeptTree();
      this.editForm = Object.assign({}, row);
    },
    //显示新增界面
    handleAdd: function () {
      this.title = "新增";
      this.getEmployees();
      this.editFormVisible = true;  // 弹出模态框
      this.getDeptTree();
      this.editForm = {
        id: null,
        sn: '',
        name: '',
        state: null,
        manager_id: null,
        parent_id: null,
      };
    },
    //编辑 	// 提交按钮
    editSubmit: function () {
      // 表单校验
      this.$refs.editForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '温馨提示', {}).then(() => {
            this.editLoading = true;  // 忙等框
            // 克隆数据
            let para = Object.assign({}, this.editForm);
            //获取parentId  三种结果 一种 null ，一种[]  一种[2.6.8]
            let parentId = para.parent_id;
            if(parentId && parentId.length==0){
              //赋值成null，后台通过Long接收
            para.parent_id = null;
            }
            if(parentId && parentId.length>0){
              para.parent_id = parentId[parentId.length-1]

            }

          //发送请求
           this.$http.put("/department",para)
            .then(res=>{
              if(res.data.success){
                this.$message({
                  message: '操作成功',
                  type: 'success'
                });
              }else{
                this.$message({
                  message: res.data.msg,
                  type: 'error'
                });
              }
              //关闭模态框
              this.editFormVisible = false;
              this.editLoading = false;  // 忙等框
              //刷新页面
              this.getDepartments()
            }).catch(res=>{
             this.$message({
               message: '系统异常，稍后重试',
               type: 'error'
             });
           })
          });
        }
      });
    },
    //新增
    addSubmit: function () {
      this.$refs.addForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.addLoading = true;
            //NProgress.start();
            let para = Object.assign({}, this.addForm);
            para.birth = (!para.birth || para.birth == '') ? '' : util.formatDate.format(new Date(para.birth), 'yyyy-MM-dd');
            addDepartment(para).then((res) => {
              this.addLoading = false;
              //NProgress.done();
              this.$message({
                message: '提交成功',
                type: 'success'
              });
              this.$refs['addForm'].resetFields();
              this.addFormVisible = false;
              this.getDepartments();
            });
          });
        }
      });
    },
    selsChange: function (sels) {
      this.sels = sels;
    },
    //批量删除
    batchRemove: function () {
      var ids = this.sels.map(item => item.id);  //参数
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true; //开启忙等框
        this.$http.patch("/department",ids)
        .then(res=>{
          this.listLoading = false;    //开启忙等框
          if(res.data.success) {
            this.$message({
              message: '删除成功',
              type: 'success'
            });
          }else {
              this.$message({
                message: '系统繁忙',
                type: 'error'
              });
            }
        })
        this.currentPage=1;
        this.getDepartments();   //重新刷新页面

      }).catch(() => {

      });
    }
  },


  mounted() {
    this.getDepartments();
  }
}

</script>




<style scoped>

</style>